CLASSIFICATION OF GRYLLOTALPA (MOLE CRICKET)​

KINGDOM :- ANIMALIA (Multicellular eukaryotic organisms)

PHYLUM :- ARTHROPODA (Jointed appendages.)

CLASS :- INSECTA (3 pairs of legs.)

ORDER :-   ORTHOPTERA (Straight wings.)

FAMILY :- GRYLLOTALPIDAE

GENUS :- Gryllotalpa

GEOGRAPHICAL DISTRIBUTION

  • Gryllotalpa africana is widespread over Indian plains, lower hills, warmer parts of Asia and Europe. G. vulgaris is found in Himalayas, Europe, Egypt and U.S.A.

HABIT AND HABITAT

  • Gryllotalpa is commonly found in fields near ponds burrowing in soil. It is subterranean. It is carnivorous feeding on small insects.

GRYLLOTALPA (MOLE CRICKET)​ DIAGRAM ARTHROPODA INSECT

GENERAL CHARACTERSTICS OF GRYLLOTALPA (MOLE CRICKET)​

  • Commonly called as the mole cricket.
  • Body is covered with short fine hairs and is differentiated into head, thorax and abdomen. 
  • Head contains a pair of compound eyes and a pair of antennae. 
  • Mouth parts are of biting and chewing type. 
  • Forelegs are modified for digging and are called as fossorial legs. These legs are broad and are provided with stout spines adapted for digging. By digging and pressing the hard head and prothorax through the soil and then the soft abdomen and weaker posterior legs follow. 
  • Middle legs and hind legs are elongated. 
  • There are two pairs of wings. Forewings are short while hind pair large and membranous and have well developed anal field. 
  • Hind wings extend backwards and appears as slender processes beyond the tegmina when at rest.
  • A pair of unsegmented anal cerci at the end of abdomen of male and ovipositor in female well developed. 
  • Stridulating (sound producing) organs and auditory (hearing) organs.
GRYLLOTALPA (MOLE CRICKET)​ INSECT ARTHROPODA

ECONOMIC STATUS

  • Mole crickets are also agricultural pests causing damage to the cultivated crops. In search of food about 20 feet deep, mole cricket burrows through the soil and it destroys the roots of the plants

IDENTIFICATION

  • The insect contains fussorid legs and all above characters hence it is Gryllotalpa

GRYLLOTALPA (MOLE CRICKET)​ INSECT ARTHROPODA
GRYLLOTALPA (MOLE CRICKET)​ INSECT ARTHROPODA
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